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ABC is an isosceles triangle such that AB = AC A has coordinates (4, 37) B and C lie on the line with equation 3y = 2x + 12 Find an equation of the line of symmetry of triangle ABC. Give your answer in the form px + qy = r where p, q and are integers (5

As we know that AC = AB, then it must be the case that BC is the base of the triangle (because it is isosceles). Therefore, the line of symmetry of the triangle ABC goes through the point A, and is perpen...

SS
Answered by Sanjay S. Maths tutor
16625 Views

Convert 0.22222222... (recurring) into a fraction

x=0.22222222...10x= 2.222222...10x-x=9x=2x=2/9=0.2222222...
x=2/9

RG
Answered by Rachel G. Maths tutor
8623 Views

Solve the equation log2(x + 3) + log2(x - 3) = 4

log2(x + 3) + log2(x - 3) = 4log2 [(x + 3)(x - 3)] = 4x^2 - 9 = 16x^2 = 25x = 5

Answered by Maths tutor
3634 Views

Work out the gradient and y-intercept of the straight line with points A(3,8) and B(-2,-7)

Y= mx + cFinding m : change in y/ change in x => (8--7)/(3--2) = 3Finding c : input a pair of coordinates => 8 = (3 x 3) + c .... c = -1y = 3x -1

KR
Answered by Kim R. Maths tutor
2521 Views

What are the conditions for an event to be modeled with the binomial distribution?


The event should be; mutually exclusive from the other outcome, independent from the other outcome (so its probability doesn't change ) and happen within a ...

RK
Answered by Roy K. Maths tutor
2758 Views

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